Picture of garage attacker released

February 4, 2009 9:33:38 PM PST

Chicago Police released a surveillance pictures as they search for the man who mugged a woman in a downtown parking garage elevator. Pictures from a camera in the garage show the man wearing a white wool cap and blue jacket with the words New York on the back.

The victim says the attacker choked her and threw her to the floor before taking her wallet Monday evening.

Police say surveillance video shows the man following the victim down Lake Street and into the garage on the corner of Lake and Dearborn.